<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<div id="timeDiv" style="background-color: black;color: white;font-size: 40px;">
			2024-09-26 10:38:00.000
		</div>
		<script>
			setInterval(function() {
				console.log("定时执行")

				var d1 = new Date(); // 当前时间
				var timeStr = d1.getFullYear() + "-";
				timeStr += (d1.getMonth() + 1) + "-";
				timeStr += d1.getDate() + " ";
				timeStr += d1.getHours() + ":";
				timeStr += d1.getMinutes() + ":";
				timeStr += d1.getSeconds() + ".";
				timeStr += d1.getMilliseconds();

				console.log(timeStr);
				timeDiv.innerHTML = timeStr;
			}, 10);
		</script>
	</body>
</html>
